Indiana Code > Title 21 > Article 37 > Chapter 1 Indiana Code > Title 21 > Article 37 > Chapter 1 – General Provisions; Definitions Current as of: 2023 | Check for updates | Other versions § 21-37-1-1 Definitions § 21-37-1-2 “Biodegradation” § 21-37-1-3 “Chemical degradation” § 21-37-1-4 “Photodegradation” § 21-37-1-5 “Refuse bag” § 21-37-1-6 “Supplies” § 21-37-1-7 “Trust”